*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#F3F8FE;color:#33445F;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 36px));margin:0 auto}
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(64,105,160,.10)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.logo img{max-height:52px;width:auto}
.nav-core{display:flex;align-items:center;gap:22px;white-space:nowrap;flex-wrap:nowrap}
.nav-core a{color:#33445F;font-weight:700;position:relative;padding:10px 4px}
.nav-core a:hover,.nav-core a.active{color:#168DFF}
.nav-core a.active::after{content:"";position:absolute;left:50%;bottom:0;width:22px;height:3px;border-radius:999px;background:#168DFF;transform:translateX(-50%)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#35D7F4 0%,#19BCEB 42%,#168DFF 100%);color:#FFF!important;border-radius:999px;padding:11px 24px;font-weight:800;box-shadow:0 10px 24px rgba(22,141,255,.22);white-space:nowrap}
.header-register{margin-left:auto}
.channel-bar{background:#FFF;border-bottom:1px solid rgba(64,105,160,.10);overflow-x:auto;white-space:nowrap}
.channel-track{display:flex;gap:4px;padding:8px 0}
.channel-bar a{display:inline-flex;align-items:center;color:#687995;padding:8px 13px;border-radius:999px;font-size:14px}
.channel-bar a:hover,.channel-bar a.active{color:#168DFF;background:rgba(22,141,255,.07)}
.site-main{padding-top:126px}
.hero-slider{max-width:1180px;margin:24px auto 34px;border-radius:16px;background:#EDF5FD;box-shadow:0 10px 28px rgba(63,105,160,.08);overflow:hidden;position:relative;height:330px}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}
.slide.active{opacity:1}
.slide img{width:100%;height:100%;object-fit:contain;background:#EDF5FD}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);border:0;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.82);color:#315EBD;font-size:22px;cursor:pointer;box-shadow:0 8px 18px rgba(63,105,160,.15)}
.slider-prev{left:14px}.slider-next{right:14px}
.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}
.slider-dots button{width:9px;height:9px;border-radius:50%;border:0;background:rgba(49,94,189,.28);cursor:pointer}
.slider-dots button.active{width:24px;border-radius:999px;background:#168DFF}
.section{padding:44px 0}
.section.soft{background:#EDF5FD}
.section-head{margin-bottom:22px}
.kicker{display:inline-flex;color:#168DFF;background:rgba(22,141,255,.08);border:1px solid rgba(22,141,255,.18);border-radius:999px;padding:4px 12px;font-weight:800;font-size:13px}
h1,h2,h3,.section-title{color:#315EBD;line-height:1.35}
h1{font-size:42px;margin:10px 0 16px}
h2{font-size:30px;margin:8px 0 12px}
h3{font-size:20px;margin:8px 0 10px}
p{margin:0 0 14px}
.lead{font-size:18px;color:#4D5F7B}
.intro-panel{display:grid;grid-template-columns:1.18fr .82fr;gap:26px;align-items:center;padding:32px;border-radius:22px;background:linear-gradient(135deg,#FFF 0%,#EDF5FD 100%);border:1px solid rgba(22,141,255,.12);box-shadow:0 10px 28px rgba(63,105,160,.08)}
.intro-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.stat{background:#FFF;border:1px solid rgba(64,105,160,.10);border-radius:16px;padding:18px;box-shadow:0 8px 22px rgba(63,105,160,.07)}
.stat strong{display:block;color:#168DFF;font-size:28px}
.ticker{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ticker-item{background:#FFF;border:1px solid rgba(64,105,160,.10);border-radius:16px;padding:18px;box-shadow:0 8px 22px rgba(63,105,160,.06)}
.dashboard{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card,.zone-card,.info-card,.review-card,.faq-item{background:#FFF;border:1px solid rgba(64,105,160,.10);box-shadow:0 10px 28px rgba(63,105,160,.08);border-radius:16px;padding:22px}
.card .num{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:50%;background:rgba(22,141,255,.09);color:#168DFF;font-weight:900}
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.content-img{width:100%;max-height:280px;object-fit:contain;background:#EDF5FD;border-radius:18px;border:1px solid rgba(64,105,160,.10);padding:8px}
.horizontal-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.product-card{background:#FFF;border:1px solid rgba(64,105,160,.10);box-shadow:0 10px 28px rgba(63,105,160,.08);border-radius:16px;overflow:hidden}
.product-card img{width:100%;height:160px;object-fit:contain;background:#EDF5FD;padding:8px}
.product-card div{padding:18px}
.info-band{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;align-items:center;background:#FFF;border-radius:22px;border:1px solid rgba(22,141,255,.14);padding:26px;box-shadow:0 10px 28px rgba(63,105,160,.08)}
.notice-list{display:grid;gap:12px}
.notice-list li{background:#F3F8FE;border:1px solid rgba(64,105,160,.10);border-radius:14px;padding:14px 16px;list-style:none}
.reviews{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.page-hero{padding:46px 0 30px}
.page-hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;background:linear-gradient(135deg,#FFF 0%,#EDF5FD 100%);border-radius:24px;border:1px solid rgba(22,141,255,.14);padding:32px;box-shadow:0 10px 28px rgba(63,105,160,.08)}
.page-hero img{max-height:290px;width:100%;object-fit:contain;background:#EDF5FD;border-radius:18px;padding:8px}
.feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.two-col{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.callout{background:linear-gradient(135deg,#EDF5FD,#FFF);border:1px solid rgba(22,141,255,.16);border-radius:18px;padding:24px}
.floating-service{position:fixed;right:18px;top:42%;z-index:50;display:flex;flex-direction:column;gap:8px}
.floating-service a{background:#FFF;color:#33445F;border:1px solid rgba(64,105,160,.10);box-shadow:0 10px 26px rgba(63,105,160,.09);border-radius:999px;padding:9px 12px;font-weight:800;font-size:14px}
.floating-service a.register-link{background:linear-gradient(180deg,#35D7F4 0%,#19BCEB 42%,#168DFF 100%);color:#FFF}
.site-footer{background:#344564;color:#EAF5FF;margin-top:42px}
.footer-grid{display:grid;grid-template-columns:1.1fr 1.2fr .9fr;gap:28px;padding:42px 0}
.footer-logo img{max-height:50px;width:auto;margin-bottom:14px}
.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 16px}
.footer-links a{color:#EAF5FF;opacity:.9}
.footer-btn{display:inline-flex;margin-top:8px;border:1px solid rgba(234,245,255,.4);padding:8px 16px;border-radius:999px;color:#FFF}
.footer-bottom{text-align:center;border-top:1px solid rgba(234,245,255,.15);padding:14px;color:#D5E8FF}
.mobile-menu-btn,.mobile-bottom-nav,.mobile-drawer,.drawer-mask{display:none}
@media (max-width: 980px){
  .nav-core{gap:14px}.ticker,.horizontal-cards{grid-template-columns:repeat(2,1fr)}.dashboard,.product-grid,.feature-list{grid-template-columns:repeat(2,1fr)}
  .intro-panel,.split,.info-band,.page-hero-inner{grid-template-columns:1fr}
}
@media (max-width: 720px){
  body{padding-bottom:62px}
  .container{width:min(100% - 28px,1180px)}
  .site-main{padding-top:119px}
  .header-inner{min-height:64px;gap:10px}
  .mobile-menu-btn{display:inline-flex;flex-direction:column;gap:5px;border:0;background:transparent;padding:8px}
  .mobile-menu-btn span{width:23px;height:2px;background:#315EBD;border-radius:999px}
  .nav-core{display:none}
  .logo img{max-height:44px}
  .header-register{padding:8px 15px;font-size:14px}
  .channel-track{overflow-x:auto}
  .hero-slider{height:190px;margin:16px auto 24px;border-radius:12px}
  h1{font-size:30px}h2{font-size:24px}
  .intro-panel,.page-hero-inner{padding:22px}
  .ticker,.dashboard,.horizontal-cards,.product-grid,.reviews,.faq-grid,.feature-list,.two-col,.footer-grid{grid-template-columns:1fr}
  .intro-stats{grid-template-columns:1fr 1fr}
  .floating-service{display:none}
  .drawer-mask{display:block;position:fixed;inset:0;background:rgba(35,52,71,.38);z-index:200;opacity:0;pointer-events:none;transition:.25s}
  .mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#FFF;z-index:201;transform:translateX(-102%);transition:.25s;box-shadow:18px 0 40px rgba(39,70,110,.18);overflow:auto}
  .menu-open .drawer-mask{opacity:1;pointer-events:auto}
  .menu-open .mobile-drawer{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid rgba(64,105,160,.10)}
  .drawer-logo img{max-height:44px}
  .drawer-close{border:0;background:#EDF5FD;color:#315EBD;border-radius:50%;width:34px;height:34px;font-size:24px}
  .drawer-links{display:grid;padding:12px}
  .drawer-links a{padding:12px;border-radius:12px;color:#33445F;font-weight:700}
  .drawer-links a:hover{background:#EDF5FD;color:#168DFF}
  .mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;z-index:98;background:#FFF;border-top:1px solid rgba(64,105,160,.12);box-shadow:0 -8px 22px rgba(63,105,160,.08)}
  .mobile-bottom-nav a{text-align:center;padding:10px 0;color:#687995;font-weight:800;font-size:14px}
  .mobile-bottom-nav a.active{color:#168DFF}
  .product-card img{height:135px}.content-img{max-height:220px}
}